Electric Circuits Two resistors R1 and R2 give combined resistance of 4.5 Ohm when connected in series and 1 Ohm when in parallel, the resistances are 2.2 Ohm and 2.3 Ohm. 1.5 Ohm and 3 Ohm. 2 Ohm and 2.5 Ohm. 1.25 Ohm and 3.25 Ohm. 2.2 Ohm and 2.3 Ohm. 1.5 Ohm and 3 Ohm. 2 Ohm and 2.5 Ohm. 1.25 Ohm and 3.25 Ohm. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A wire 2.5 m long is bent into a square. An current of 100 A flowing through the wire will produce a magnetizing force at the center of the square, equal to 144 AT / m. 196 AT / m. 222 AT / m. 72 AT / m. 144 AT / m. 196 AT / m. 222 AT / m. 72 AT / m. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A coil with negligible resistance has 50 V across it with 10 mA. The inductive reactance is 1000 ohms. 50 ohms. 500 ohms. 5000 ohms. 1000 ohms. 50 ohms. 500 ohms. 5000 ohms. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The current through the 2 KΩ resistance ( rest resitances are all 1 ohm each ) in the circuit shown in diagram 2 mA. 6 mA. 0 mA. 1 mA. 2 mA. 6 mA. 0 mA. 1 mA. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Four bulbs of 40 W each are connected in series with a battery across them, which of the following statement is true? The power dissipation in each bulb is not same. None of these The voltage across each bulb is not same. The current through each bulb is same. The power dissipation in each bulb is not same. None of these The voltage across each bulb is not same. The current through each bulb is same. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of following is the unit of magnetic flux density? Weber. Lumens. Daraf. Tesla. Weber. Lumens. Daraf. Tesla. ANSWER DOWNLOAD EXAMIANS APP
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